JarCastingDescription
This node.js library can merge multiple PDF documents, or parts of them, to one new PDF document. It's only dependency is pdfjs so it can run in any javascript-only environnement without any external dependencies.
This library is inspired by the PHP library PDFMerger and has a very similar API.
Installation
npm install --save pdf-merger-js
Code sample
const PDFMerger = require('pdf-merger-js');
var merger = new PDFMerger();
(async () => {
merger.add('pdf1.pdf'); //merge all pages. parameter is the path to file and filename.
merger.add('pdf2.pdf', [2]); // merge only page 2
merger.add('pdf2.pdf', [1, 3]); // merge the pages 1 and 3
merger.add('pdf2.pdf', '4, 7, 8'); // merge the pages 4, 7 and 8
merger.add('pdf3.pdf', '1 to 2'); //merge pages 1 to 2
merger.add('pdf3.pdf', '3-4'); //merge pages 3 to 4
await merger.save('merged.pdf'); //save under given name
})();
Similar libraries
- pdf-merge has a dependency on PDFtk.
- easy-pdf-merge has a dependency on the Apache PDFBox® - A Java PDF Library.
- pdfmerge has a dependency on python and PyPDF2.